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Inventories, net (Tables)

3 Months Ended

Mar. 31, 2021

Inventories, net

Schedule of components of inventories

​

​	​	​	​	​	​	​	​
​	​	March 31,		​	December 31,		​
​		2021			2020
​	​	(in thousands)					​
Raw materials	​	$	100,634	​	$	100,254	​
Work in process	​		34,283	​		33,867	​
Finished goods (completed systems)	​		39,464	​		26,955	​
Inventories, net	​	$	174,381	​	$	161,076	​

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- Definition

Tabular disclosure of the carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.

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